Granted Patent
Utility
US 5,110,880 · App. 07/008,696
Blends of poly(aryl ketone) and a polyetherimide
Inventors:
James E. Harris, Lloyd M. Robeson, John P. Gavula
Patented Case
View Patent ↗
Granted: May 5, 1992
Filed: Jan 30, 1987
Inventors
James E. Harris
Lloyd M. Robeson
John P. Gavula
Assignee (at issue)
Amoco Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.